ES495198A0 - Perfeccionamientos en contadores trifasicos electronicos de electricidad para el cambio de carga de condensador - Google Patents

Perfeccionamientos en contadores trifasicos electronicos de electricidad para el cambio de carga de condensador

Info

Publication number
ES495198A0
ES495198A0 ES495198A ES495198A ES495198A0 ES 495198 A0 ES495198 A0 ES 495198A0 ES 495198 A ES495198 A ES 495198A ES 495198 A ES495198 A ES 495198A ES 495198 A0 ES495198 A0 ES 495198A0
Authority
ES
Spain
Prior art keywords
electronic
changing
capacitor charge
meters
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES495198A
Other languages
English (en)
Spanish (es)
Other versions
ES8105481A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of ES495198A0 publication Critical patent/ES495198A0/es
Publication of ES8105481A1 publication Critical patent/ES8105481A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measuring Phase Differences (AREA)
  • Measurement Of Current Or Voltage (AREA)
ES495198A 1979-09-21 1980-09-19 Perfeccionamientos en contadores trifasicos electronicos de electricidad para el cambio de carga de condensador Expired ES8105481A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792938238 DE2938238A1 (de) 1979-09-21 1979-09-21 Elektronischer drehstrom-elektrizitaetszaehler fuer das kondensatorumladungsverfahren

Publications (2)

Publication Number Publication Date
ES495198A0 true ES495198A0 (es) 1981-06-01
ES8105481A1 ES8105481A1 (es) 1981-06-01

Family

ID=6081476

Family Applications (1)

Application Number Title Priority Date Filing Date
ES495198A Expired ES8105481A1 (es) 1979-09-21 1980-09-19 Perfeccionamientos en contadores trifasicos electronicos de electricidad para el cambio de carga de condensador

Country Status (5)

Country Link
US (1) US4378524A (de)
EP (1) EP0025917B1 (de)
JP (1) JPS5654364A (de)
DE (2) DE2938238A1 (de)
ES (1) ES8105481A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3043303A1 (de) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München Elektronische einrichtung zur erfassung der blindleistung
US4615009A (en) * 1983-02-16 1986-09-30 Transdata, Inc. Electronic energy and power monitoring apparatus
US4801874A (en) * 1987-02-27 1989-01-31 Process Systems, Inc. Method and apparatus for measuring electricity
US4924412A (en) * 1987-06-25 1990-05-08 Schlumberger Industries, Inc. Integrated poly-phase power meter
CH681491A5 (de) * 1989-03-31 1993-03-31 Landis & Gyr Business Support
GB2239097B (en) * 1989-12-18 1993-08-11 Gen Electric Co Plc Electrical power measuring devices
US5457621A (en) * 1992-02-21 1995-10-10 Abb Power T&D Company Inc. Switching power supply having voltage blocking clamp
US5537029A (en) 1992-02-21 1996-07-16 Abb Power T&D Company Inc. Method and apparatus for electronic meter testing
NL1002427C2 (nl) 1996-02-23 1997-08-26 Akzo Nobel Nv Bekledingssamenstelling omvattende een bicyclo- of spiroorthoester functionele verbinding.
US5862069A (en) * 1996-07-12 1999-01-19 Analog Devices, Inc. Four quadrant multiplying apparatus and method
EP1018022A4 (de) 1996-10-22 2000-12-06 Abb Power T & D Co Elektrizitätszähler mit stromqualitätsüberwachung und mit diagnosesystem
US7486782B1 (en) 1997-09-17 2009-02-03 Roos Charles E Multifunction data port providing an interface between a digital network and electronics in residential or commercial structures
US6388435B1 (en) * 1998-12-31 2002-05-14 General Electric Company Methods and apparatus for voltage measurement
US7355867B2 (en) * 2004-08-17 2008-04-08 Elster Electricity, Llc Power supply for an electric meter having a high-voltage regulator that limits the voltage applied to certain components below the normal operating input voltage
CN103941062A (zh) * 2014-04-04 2014-07-23 武汉振道世纪科技有限公司 三相智能配电表及其实现方法
US11467213B2 (en) 2020-02-03 2022-10-11 Florida Power & Light Company Defect detector in power distribution system
CN113765492B (zh) * 2021-09-01 2024-06-18 中国航空工业集团公司西安航空计算技术研究所 一种航空高精度模拟量采集系统的全增益放大电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2348667B2 (de) * 1973-09-27 1975-08-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Elektronischer kWh-Zähler
US4217545A (en) * 1975-06-20 1980-08-12 Nihon Denki Keiki Kenteisho Electronic type polyphase electric energy meter
DE2715321A1 (de) * 1977-04-05 1978-10-12 Siemens Ag Nach dem impulsbreiten-impulshoehen- modulationsverfahren arbeitender elektronischer drehstromzaehler
DE2747385C2 (de) * 1977-10-21 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Elektronischer Wechselstromzähler

Also Published As

Publication number Publication date
JPS5654364A (en) 1981-05-14
EP0025917A1 (de) 1981-04-01
EP0025917B1 (de) 1983-01-12
DE2938238A1 (de) 1981-04-09
ES8105481A1 (es) 1981-06-01
US4378524A (en) 1983-03-29
DE3061634D1 (en) 1983-02-17

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203